import java.io.*;
import java.util.*;
public class Example10_15 {
	public static void main(String args[]) {
		File file = new File("cost.txt");
		Scanner sc=null;
		int sum=0;
		try { sc = new Scanner(file);
			while(sc.hasNext()){
				try{
					int price=sc.nextInt();
					sum=sum+price;
					System.out.println(price); 
				} 
				catch(InputMismatchException exp){
					String t=sc.next();
				}   
			}
			System.out.println("Total Cost:"+sum+" dollar");
		}
		catch(Exception exp){
			System.out.println(exp); 
		}
	}
}
